package cn.bugstack.domain.strategy.model.entity;

import cn.bugstack.types.common.Constants;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * @author 19872
 */
@Data
@Builder
@AllArgsConstructor
@NoArgsConstructor
public class StrategyRuleEntity {
    /**
     * 抽奖策略ID
     */
    private Long strategyId;
    /**
     * 抽奖奖品ID【规则类型为策略，则不需要奖品ID】
     */
    private Integer awardId;
    /**
     * 抽奖规则类型 1-策略规则、2-奖品规则
     */
    private Integer ruleType;
    /**
     * 抽奖规则类型【rule_random - 随机值计算、rule_lock -抽奖几次后解锁、rule_luck_award - 幸运奖（兜底奖品）】
     */
    private String ruleModel;
    /**
     * 抽奖规则比值
     */
    private String ruleValue;
    /**
     * 抽奖规则描述
     */
    private String ruleDesc;

    public Map<String, List<Integer>> getRuleWeightValues(){
        if(!"rule_weight".equals(ruleModel)){
            return null;
        }
        String[] ruleValueGroups = ruleValue.split(Constants.SPACE);
        Map<String, List<Integer>> resultMap = new HashMap<>();
        for(String ruleValueGroup : ruleValueGroups ){
            // 检查输入是否为空
            if(ruleValueGroup==null||ruleValueGroup.isEmpty()){
                return resultMap;
            }
            // 分割字符串以获取键和值
            String[] parts = ruleValueGroup.split(Constants.COLON);
            if(parts.length!=2){
                throw  new IllegalArgumentException("rule_weight rule_value invalid input format"+ruleValueGroup);
            }
            // 解析值
            String[] valueStrings = parts[1].split(Constants.SPLIT);
            List<Integer> values = new ArrayList<>();
            for(String valueString : valueStrings){
                values.add(Integer.parseInt(valueString));
            }
            // 将键和值放入Map中
            resultMap.put(parts[0],values);
        }
        return  resultMap;
    }

}
